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| Working Face Crossing Roadway Mining Reasonable Safety Thickness of Rock Pillars |
| MAO Qiang |
| No.1 Comprehensive Tunneling Team, Lu’an Group Sima Mining Industry Corporation Ltd., Changzhi 047105, China |
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Abstract In the process of coal production, with mining working face crossing roadway, in order to ensure production safety in the process of mining working face crossing roadway, working face and spanning roadway safe thickness of rock pillars problem was studied, reasonable safe thickness of rock pillars computing system was constructed. Applying C# language under the net platform compiled the complicated computer system, which formed intuitive input/output interface. By computer rapid implementation results provided reference value and significance for mines under similar situation.
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